BE854634A - RESIDUAL WATER TREATMENT PROCESS AND DEVICE - Google Patents

RESIDUAL WATER TREATMENT PROCESS AND DEVICE

Info

Publication number
BE854634A
BE854634A BE177579A BE177579A BE854634A BE 854634 A BE854634 A BE 854634A BE 177579 A BE177579 A BE 177579A BE 177579 A BE177579 A BE 177579A BE 854634 A BE854634 A BE 854634A
Authority
BE
Belgium
Prior art keywords
water treatment
treatment process
residual water
residual
water
Prior art date
Application number
BE177579A
Other languages
French (fr)
Original Assignee
Hoechst Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BE854634A publication Critical patent/BE854634A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/04—Aerobic processes using trickle filters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Filtering Materials (AREA)
BE177579A 1976-05-15 1977-05-13 RESIDUAL WATER TREATMENT PROCESS AND DEVICE BE854634A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2621698A DE2621698C3 (en) 1976-05-15 1976-05-15 Apparatus and method for purifying waste water

Publications (1)

Publication Number Publication Date
BE854634A true BE854634A (en) 1977-11-14

Family

ID=5978085

Family Applications (1)

Application Number Title Priority Date Filing Date
BE177579A BE854634A (en) 1976-05-15 1977-05-13 RESIDUAL WATER TREATMENT PROCESS AND DEVICE

Country Status (3)

Country Link
BE (1) BE854634A (en)
DE (1) DE2621698C3 (en)
ZA (1) ZA772834B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2756171C2 (en) * 1977-12-16 1979-12-13 Hoechst Ag, 6000 Frankfurt Process for the rehabilitation of wastewater treatment plants which are overloaded during continuous operation and wastewater treatment plant for carrying out such a process
DE2901397A1 (en) * 1979-01-15 1980-07-24 Hoechst Ag THREE-DIMENSIONAL FILTER ELEMENTS FROM A TEXTILE AREA
EP0015321A1 (en) * 1979-03-12 1980-09-17 Hoechst Aktiengesellschaft Process and apparatus for waste water purification
DE2922778C3 (en) * 1979-06-05 1981-12-17 Hoechst Ag, 6000 Frankfurt Process for solid-liquid separation
DE19525853A1 (en) * 1995-07-15 1997-01-16 Passavant Werke Process for separating solid substances carried in waste water

Also Published As

Publication number Publication date
ZA772834B (en) 1978-04-26
DE2621698A1 (en) 1977-11-24
DE2621698C3 (en) 1979-10-25
DE2621698B2 (en) 1979-03-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: HOECHST A.G.

Effective date: 19910531